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Core: Improve handling failures in mCoreSaveStateNamed function (#1272) 

* Core: Do not set time in save state if we could not get the time

Signed-off-by: Francois Berder <fberder@outlook.fr>

* Core: Fix memory leak if gettimeofday or timespec_get failed

Signed-off-by: Francois Berder <fberder@outlook.fr>

* Core: Protect against malloc failure in mCoreSaveStateNamed

Signed-off-by: Francois Berder <fberder@outlook.fr>
This commit is contained in:
François Berder 2019-01-19 08:28:40 +00:00 committed by endrift
parent 6f336ce0ec
commit 6fecc6d379
1 changed files with 25 additions and 20 deletions
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45
src/core/serialize.c
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@ -306,31 +306,36 @@ bool mCoreSaveStateNamed(struct mCore* core, struct VFile* vf, int flags) {
if (flags & SAVESTATE_METADATA) {
uint64_t* creationUsec = malloc(sizeof(*creationUsec));
if (creationUsec) {
#ifndef _MSC_VER
struct timeval tv;
if (!gettimeofday(&tv, 0)) {
uint64_t usec = tv.tv_usec;
usec += tv.tv_sec * 1000000LL;
STORE_64LE(usec, 0, creationUsec);
}
struct timeval tv;
if (!gettimeofday(&tv, 0)) {
uint64_t usec = tv.tv_usec;
usec += tv.tv_sec * 1000000LL;
STORE_64LE(usec, 0, creationUsec);
}
#else
struct timespec ts;
if (timespec_get(&ts, TIME_UTC)) {
uint64_t usec = ts.tv_nsec / 1000;
usec += ts.tv_sec * 1000000LL;
STORE_64LE(usec, 0, creationUsec);
}
struct timespec ts;
if (timespec_get(&ts, TIME_UTC)) {
uint64_t usec = ts.tv_nsec / 1000;
usec += ts.tv_sec * 1000000LL;
STORE_64LE(usec, 0, creationUsec);
}
#endif
else {
creationUsec = 0;
else {
free(creationUsec);
creationUsec = 0;
}
}
struct mStateExtdataItem item = {
.size = sizeof(*creationUsec),
.data = creationUsec,
.clean = free
};
mStateExtdataPut(&extdata, EXTDATA_META_TIME, &item);
if (creationUsec) {
struct mStateExtdataItem item = {
.size = sizeof(*creationUsec),
.data = creationUsec,
.clean = free
};
mStateExtdataPut(&extdata, EXTDATA_META_TIME, &item);
}
}
if (flags & SAVESTATE_SAVEDATA) {